Home / 1,094,576.30-1,641,864.45-385,405.10

Finding the Fourth Proportional to 1,094,576.30, 1,641,864.45 and 385,405.10

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Solution

The fourth proportional to 1,094,576.30, 1,641,864.45 and 385,405.10 is: 578,107.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,576.30 : 1,641,864.45 = 385,405.10 : x
  2. Step 2: Convert to fraction form
    1,094,576.30/1,641,864.45 = 385,405.10/x
  3. Step 3: Cross multiply
    1,094,576.30x = 1,641,864.45 × 385,405.10
  4. Step 4: Simplify right side
    1,094,576.30x = 632,782,932,538.70
  5. Step 5: Solve for x
    x = 632,782,932,538.70/1,094,576.30
  6. Step 6: Final answer
    x = 578,107.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.